package com.fzn.spring5.testdemo;

import com.fzn.spring5.autowire.Emp;
import com.fzn.spring5.bean.Orders;
import com.fzn.spring5.collectiontype.Book;
import com.fzn.spring5.collectiontype.Course;
import com.fzn.spring5.collectiontype.Stu;
import org.junit.jupiter.api.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

/**
 * @author fzn
 * @date 2022/2/20
 * @apiNote
 */
public class Spring5DemoTest {

    @Test
    public void testCollection() {
        ApplicationContext context = new ClassPathXmlApplicationContext("bean1.xml");
        Stu stu = context.getBean("stu", Stu.class);
        stu.test();
    }
    @Test
    public void testCollection2() {
        ApplicationContext context = new ClassPathXmlApplicationContext("bean2.xml");
        Book book1 = context.getBean("book", Book.class);
        Book book2 = context.getBean("book", Book.class);
        // book.test();

        // 默认是单例对象
        System.out.println(book1);
        System.out.println(book2);
    }

    @Test
    public void testCollection3() {
        ApplicationContext context = new ClassPathXmlApplicationContext("bean3.xml");
        Course myBean = context.getBean("myBean", Course.class);
        System.out.println(myBean);
    }

    @Test
    public void testBean4() {
        // ApplicationContext context = new ClassPathXmlApplicationContext("bean4.xml");
        ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext("bean4.xml");

        Orders orders = context.getBean("orders", Orders.class);
        System.out.println("第四步 获取创建bean实例对象");
        System.out.println(orders);
        // 手动让bean销毁
        context.close();

    }
    @Test
    public void test4() {
        ApplicationContext context = new ClassPathXmlApplicationContext("bean5.xml");
        Emp emp = context.getBean("emp", Emp.class);
        System.out.println(emp);
    }
}
